Motorola PMNN4069 - IMPRES 1400 mAh Li-ion Battery, Intrinsically Safe, Submersible (IP57)
PMNN4069 batteries meet Intrinsically Safe ratings (FM) when used with any MOTOTRBO portable radio.
IMPRES batteries when used with an IMPRES charger provide automatic, adaptive reconditioning, end-of-life display, and other advanced features. Data is stored in the battery and communicated to the charger via a unique IMPRES communication protocol which is designed to maximize talk-time and optimize battery cycle life — all automatically. Automated maintenance and a 6-month extended capacity warranty when used with IMPRES chargers.