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BackType 103 battery holder with leaf spring, Keystone, https://ken.keyeuro.eu/cat/590.pdf AA battery cell holder Keystone type 3034 coin cell retainer CR2032 BR2032 BatteryHolder Battery AA battery cell holder CR2032 retainer clip, SMT ( http://www.farnell.com/datasheets/1505853.pdf BC-2001 CR2032 2032 Battery Holder BH-331P.
- Diameter 3.4mm width 2.1mm.
- ST Die ID 466, 1.86x2.14mm, 18 Ball.
- Header Operational amplifier, DIP-8 | | .