AA Battery Holder Type : 4 AA Battery Holder, 4x 1.5V AA Battery Holder with USB Port; Output Voltage:6V; Package Contents: 4pcs 4 AA Battery Holder with ON/OFF Switch
High Quality: 4 AA Battery Holder Adopts Impact Resistant & Flame-Retardant Plastic Material, Professional Made,Lightweight and Convenient to Carry
USB Port: AA Battery Holder with a USB Plug, Easy Install, Convenient to Use. No Welding is Required, and the Connection is More Convenient. Suitable for Carrying USB Devices
DIY Extension: 4x 1.5V AA Battery Holder can be used as a Parallel or Series Battery , Depending On How You Set it Up / Wiring It
WIDE Application: 4 AA Battery Holder are Widely Used in Electronic Applications and DIY Small Hobby Projects. You Can Connect Multiple Holders and Batteries in Parallel to Form a New Power Supply System