10pcs 2 Slots AAA Battery Box Battery Holder Board with Switch for2xAAA Batteries DIY kit Case

Specifications: ? Support Model : AAA Battery Shell material: ABS? Cable: 1007#(150mm) Metal spring: carbon steel nickel plating by NCAA salt spray test, stainless steel spring. Size: 53*24*13 mm ? Package Included: ? 10 x 2 Slots AAA Battery Holder Plastic Case Storage Box