Posted on March 21, 2020 by network — Leave a commentHandsfree WK BT BS-350 Silver Battery: Lithium battery Charging voltage: 5V Working voltage: 3.7V Size: 73.4*14.3*6.5mm Weight: 8g Post navigationPrevious post: Wireless Charging Holder for Smartphone WK UFO WP-U41 5W RedNext post: Car Charger WK 2.4A USBx2 White WP-C13 Leave a Reply Cancel replyYour email address will not be published. Required fields are marked *Comment * Name * Email * Website Save my name, email, and website in this browser for the next time I comment. Δ