About this replacement
Designed for Unitech, Wasp, Falcon devices. Compatible models include PT630, HT630, PT630D, PT650, HT650, WDT2200, RS-232, PT40 PDT, PT40, PT40-100, Falcon PT40, Falcon PDT. Replacement part numbers include 633808510046, 600538, 4006-0319, 1400-202501G, 201709, 191-908304-200, 95A201004. Key specifications: 3.7V, 900mAh, Li-ion.