WILLQ 12 Volts Lithium Battery 12V 10Ah 20Ah 30Ah 40Ah Rechargeable Li-ion Battery Pack for Speaker/Audio/Emergency Lighting Portable Spare Battery,No charger,12V20Ah

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WILLQ 12 Volts Lithium Battery 12V 10Ah 20Ah 30Ah 40Ah Rechargeable Li-ion Battery Pack for Speaker/Audio/Emergency Lighting Portable Spare Battery,No charger,12V40Ah
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Product description

  • The battery can work at -20 60 , and the discharge efficiency can reach 95%. Make full use of the battery to extend its service life. When the battery is not in use, the self-discharge rate does not exceed 1%. Can save battery.
  • The built-in BMS (Battery Management System) can handle battery balance, low and high voltage cut-off and short circuit protection, effectively protecting the lithium-ion cells from being damaged by overcharging or over-discharging, extending battery life.
  • 12V lithium battery can provide more than 800 cycles and 2-3 years lifetime. Li-ion battery adopts A grade lithium cells with higher energy density, more stable performance and greater power. Easy to carry and install in any location.
  • Please notice, in addition to the default DC plug, this battery pack is only equipped with battery leads. The negative wire sequence is red positive and black negative. If equipped with a plug, please pay attention to the positive and negative poles.

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