9 Best

Portable Cooling Systems

of April 2024

  1. Product Highlights
    • 【dual type-c charging/2-10 hrs cooling】the portable neck fan has built-in dual type-c charging port and 4000mah rechargeable lithium polymer battery. it takes about 3.5 hours charging up the wearable fan. the personal battery operated fan can function for 2-10 hours in fan mode and 3 hours for cooling mode. fan button and cool button are individual operation to turn on/...
    • 【ergonomic and elegant design】 there are soft silicone covers on both sides of the neck fan to avoid direct contact between rough materials and skin, making it more comfortable to wear. the neck cooler comes with two rose gold fan leaf covers, providing a sense of prestige and fashion style. hanging it on your neck, it let you look cool and stay cool at the same time. i...
    • 【cool down by 41°f in 2 seconds】with upgraded cooling system 2.9*1.5 inch ceramic semi-conductor radiator built in, lemoistar neck air conditioner only needs to cool the back of your neck to refresh your entire body in 2 seconds. make you get rid of sticky sweat stains, and keep you cool all day in summer.
    • 【360° surrounding air movement】the mini cooling device features an exclusive air duct combined with a bldc motor, generating super strong 360° airflow around your neck. the bladeless fan’s maximum fan speed arrives to 5000rpm which is much stronger than similiar item fans.
    • 【advanced ntc temperature control and protection】 exclusive lemoistar technology offers multiple advanced safety options such as ntc temperature control, over-charged, over-discharged, over-current, and short circuit safety system to keep you and your devices safe.
  2. Product Highlights
    • ✅【excellent performance】the new bms battery protection board uses high quality (a-level) protective integrated circuits ic, mos and pcb. waterproof, dustproof and shockproof, which helps keep the battery healthy and stable, and prolong battery life. your battery will stop all current when its temperature reaches the limit.
    • ✅【intelligent battery protection board bms bluetooth module】:daly bluetooth app one-click connection, real-time reading and battery parameter setting, support seven language switching (with bms activation button)
    • ✅【battery protection board】: lithium iron phosphate bms is for lithium iron phosphate battery with rated voltage of 3.2v (including car single battery) 18650 cells. wait, the pcb protection board has multiple protection functions, including overload protection, overcurrent protection, short circuit protection, suitable for electric vehicles, electric vehicles, skateboar...
    • ✅ 【 daly bms usage】: parameter real-time view --- with intelligent communication function uart protocol, all parameters can be checked via bluetooth app or uart usb connection with pc monitoring program, {parameter programmable} ---- charge - and discharge protection current, voltage, temperature can be reset in certain ranges.
    • ✅ 【alarm reminder】when factors such as temperature, voltage and current affect the battery negatively, an alarm will be displayed in the bluetooth smart bms app/pc monitor. balanced processing of the battery core hardware, properly balanced current, reasonable balanced heat dissipation, does not affect the performance of the battery pack.
  3. Product Highlights
    • ✅【excellent performance】the new bms battery protection board uses high quality (a-level) protective integrated circuits ic, mos and pcb. waterproof, dustproof and shockproof, which helps keep the battery healthy and stable, and prolong battery life. your battery will stop all current when its temperature reaches the limit.
    • ✅【intelligent battery protection board bms bluetooth module】:daly bluetooth app one-click connection, real-time reading and battery parameter setting, support seven language switching (with bms activation button)
    • ✅【battery protection board】: lithium iron phosphate bms is for lithium iron phosphate battery with rated voltage of 3.2v (including car single battery) 18650 cells. wait, the pcb protection board has multiple protection functions, including overload protection, overcurrent protection, short circuit protection, suitable for electric vehicles, electric vehicles, skateboar...
    • ✅ 【 daly bms usage】: parameter real-time view --- with intelligent communication function uart protocol, all parameters can be checked via bluetooth app or uart usb connection with pc monitoring program, {parameter programmable} ---- charge - and discharge protection current, voltage, temperature can be reset in certain ranges.
    • ✅ 【alarm reminder】when factors such as temperature, voltage and current affect the battery negatively, an alarm will be displayed in the bluetooth smart bms app/pc monitor. balanced processing of the battery core hardware, properly balanced current, reasonable balanced heat dissipation, does not affect the performance of the battery pack.
  4. Product Highlights
    • ✅【excellent performance】the new bms battery protection board uses high quality (a-level) protective integrated circuits ic, mos and pcb. waterproof, dustproof and shockproof, which helps keep the battery healthy and stable, and prolong battery life. your battery will stop all current when its temperature reaches the limit.
    • ✅【intelligent battery protection board bms bluetooth module】:daly bluetooth app one-click connection, real-time reading and battery parameter setting, support seven language switching (with bms activation button)
    • ✅【battery protection board】: lithium iron phosphate bms is for lithium iron phosphate battery with rated voltage of 3.2v (including car single battery) 18650 cells. wait, the pcb protection board has multiple protection functions, including overload protection, overcurrent protection, short circuit protection, suitable for electric vehicles, electric vehicles, skateboar...
    • ✅ 【 daly bms usage】: parameter real-time view --- with intelligent communication function uart protocol, all parameters can be checked via bluetooth app or uart usb connection with pc monitoring program, {parameter programmable} ---- charge - and discharge protection current, voltage, temperature can be reset in certain ranges.
    • ✅ 【alarm reminder】when factors such as temperature, voltage and current affect the battery negatively, an alarm will be displayed in the bluetooth smart bms app/pc monitor. balanced processing of the battery core hardware, properly balanced current, reasonable balanced heat dissipation, does not affect the performance of the battery pack.
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