40v 2a dc power adapter EU/UK/US/AU universal 40 volt 2 amp Power Supply input 100-240v 5.5x2.5mm Power transformer - AliExpress
Amazon.com: Taingwei 40v Battery Charger for Greenworks 40V Battery, Dual USB and Type-C 2.1A Fast Charge with 140lm LED Light, 40v Lithium Battery Charger for 29472 29462 29482 Li-ion Battery : Tools
80W 40V 0~2A Outdoor Waterproof Constant Voltage LED Power Supply - China LED Power Supply, Constant Voltage LED Power Supply | Made-in-China.com
Instek PSW-720L22 2 Channel Multi-Range DC Power Supply, 40V/27A, 720W
Gen2 Foil Drive 40V Fast Charger 8AMP - MACkite Boardsports Center