Type: Lithium-ion, 20V Max, 4.0Ah rechargeable batteries. 2 times runtime than 2.0Ah battery and over 800 life cycles.
Compatible: Well compatible with Populo 20V charger and all the Populo 20V tools. Especially recommend for those tools required to have a long runtime, such as cordless wet/dry vacuum, cordless DA polisher, cordless transfer water pump etc.
Durability: Built with PA material case, anti-impact & vibration. LED battery indicators show the status of battery power.
Safety: All batteries have the over-charging protection, over-discharging protection, overload protection, temperature protection, low-voltage protection, over-voltage protection, keep you to use safer.
Environmental-friendly: Innocuous to the environment. All lithium-ion batteries in the battery pack accord with standard requirements of CE/GS/UN38.3.