Digipower BP-LPE17 digital camera battery & charger kit, Replacement for Canon LP-E17 battery pack Black RFK-LPE17 - Best Buy
Amazon.com: Kastar 3-Pack Battery and LTD2 USB Charger Replacement for Canon LP-E17 LPE17, 9967B02 Battery, BG-E18 IR Battery Grip, Canon EOS R8 Mirrorless, EOS R50 Mirrorless, EOS 200D, EOS750D, EOS850D Camera :
Canon EOS Rebel T3i How to Insert Battery - YouTube
Canon Knowledge Base - Print With a Battery - CP1500
Canon LP-E17 Lithium-Ion Battery Pack 9967B002 B&H Photo Video
Canon NB-6LH Battery for PowerShot S120 Unboxing + Fitting in Camera - YouTube