379 SR521W SR521 SR521SW Silver Oxide Battery for watch micro electronics devices
USD $1.5 - $2 /Piece
Min.Order:50000 Pieces
East (Shenzhen) Technology Co., Ltd.
SR521/379 1.55v Silver Oxide button cell
watch battery/wrist batteries/ coin cell battery
Size:5.8mm*2.15mm
Chemical: silver oxide