Superior Maxell Coin Lithium Cell 3 blister packs of 5 Tear-Strip batteries. 3 volt 36 mAh. Weight 0.8 grams. CR1220 fits these Casio Models: BG-119BB,BG-120BL,,BG-120L,,BG-143B,,BG-200,BG-200C, BG-209BB, BG-310V, BG-320B, BG-320R, BG-325B, BG-330DJ, CSE-001, CSE-001C, CSE-001L, CSE-001M, CSE-002, CSE-002C, CSE-002F,CSE-002L, CSE-002M, CSE-100F, DB-310A, DW-620, DW-640, DW-650, LW-22H, LW-22HB, LW-22HD, LW-22HL, LW-23H, LW-23HB, LW-23HD, LW-23HL and W-90. Replaces these battery model numbers: DL1220, ECR1220, BR1220, DL1220B, BR1220-1W, CR1220-1W, KCR1220, LM1220.
For Timex Model: 959
The coin-type lithium manganese dioxide battery is a UL (Underwriters Laboratories Inc.) recognized component and user replaceable, Certification Number: MH12568 (N).