3 x AAA Battery Holder with On/Off Switch and 2-Pin JST - Opencircuit
battery holder 2xAAA BH-425A | GM electronic COM
Battery Holder - 2xAAA with Cover and Switch - PRT-14219 - SparkFun Electronics
Battery Holder for 2 x AAA and UM-4 D or C Cell Batteries, with Housing and TAG Terminal, Battery Holder - Buy Taiwan Battery Holder on Globalsources.com