hrsyyl 2pcs D Battery Holder 2 Slot Size Cell Contain Two Wires with Cover and Switch

Battery Holder Type : D Size Battery Holder, D Cell Battery Holder, 2x 1.5V D Cell Battery Holder with Connector Wire; Output Voltage: 3V; With Back Cover and ON/OFF Switch High Quality: D Cell Battery Holder Adopts Impact Resistant & Flame-Retardant Plastic Material, Professional Made,Lightweight and Convenient to Carry Easy to Install: 2x D Size Battery Holder with ON/OFF Switch Convenient to USE, and Come with Wire End,Wires are Easy to Connect. Red and Black Color for Easy Identification of Polarity DIY Extention: Plastic D Cell Battery Holder Can be Snapped Together Quickly and Form Parallel or Series Connections Easily; Also, It Can be Applied Individually or Configured in Parallel or Series Through Interlocking Tags Located On the Top and Sides,Depending On How You Set it Up / Wiring It Applications: D Size Battery Holder Can be Connected in Series to Increase Voltage or Parallel to Increase Current;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