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Amazon.com: Synergy Digital Cell Phone Battery, Works with ALIGATOR S4000 Dou Cell Phone, (Li-Ion, 3.7V, 1200 mAh) Ultra High Capacity Battery : Electronics
![Amazon.com: Synergy Digital Cell Phone Battery, Works with ALIGATOR S4000 Dou Cell Phone, (Li-Ion, 3.7V, 1200 mAh) Ultra High Capacity Battery : Electronics Amazon.com: Synergy Digital Cell Phone Battery, Works with ALIGATOR S4000 Dou Cell Phone, (Li-Ion, 3.7V, 1200 mAh) Ultra High Capacity Battery : Electronics](https://m.media-amazon.com/images/I/81+1DAP98UL._AC_SX466_.jpg)
Amazon.com: Synergy Digital Cell Phone Battery, Works with ALIGATOR S4000 Dou Cell Phone, (Li-Ion, 3.7V, 1200 mAh) Ultra High Capacity Battery : Electronics
![Amazon.com: Synergy Digital Cell Phone Battery, Works with ALIGATOR S4000 Dou Cell Phone, (Li-Ion, 3.7V, 1200 mAh) Ultra High Capacity Battery : Electronics Amazon.com: Synergy Digital Cell Phone Battery, Works with ALIGATOR S4000 Dou Cell Phone, (Li-Ion, 3.7V, 1200 mAh) Ultra High Capacity Battery : Electronics](https://m.media-amazon.com/images/I/81+1DAP98UL._AC_SX679_.jpg)