About this replacement
Designed for Motorola devices. Compatible models include GP328 Plus, GP329 Plus, GP338 Plus, GP344, GP388, GP628 Plus, GP638 Plus, GP644, GP688, EX500, EX560, EX600. Replacement part numbers include JMNN4023, JMNN4023BR, JMNN4024, JMNN4024AR, JMNN4024CR, PMNN4023, PMNN4201Li, PMNN4022, PMNN4022AR, PMNN4070. Key specifications: 7.2V, 1800mAh, Li-ion.