3M 7100330766

The updated 3M™ PELTOR™ ACK081B/1 is a 3.7V rechargeable Li-Ion battery pack, with a capacity of 2150mAh, 8Wh, which will extend your operation time compared to ACK081. Improved safety features such as de-energized battery connectors when battery pack is disconnected from product with reduced risk of corrosion or short-circuit. Battery pack is delivered in "shipping-mode" to reduce self-discharge and will not start until the charger is attached. Fully compatible with ACK081.