Portable 18/21V/24V Lithium Dual-Head Charger Overload Protection Universal Battery Charger Plug-In Charger

Features: 1. Dual Compatible Charging Interface: High-conductivity metal contact inserts + standard DC round hole port, supports both plug-in and wired charging modes, adapts to 90% of 21V power tool batteries on the market, eliminates the need for multiple dedicated chargers to save your cost. 2. Flame-retardant Durable Shell: High-strength flame-retardant plastic housing, offers excellent high temperature resistance, drop resistance and electrical insulation performance, effectively protects internal circuit components from external collision and dust, extends service life and avoids electric shock hazards during operation. 3. Stable Low-loss Charging Performance: High-purity copper metal internal conductive wiring and contacts, delivers stable 21V 1A low-resistance current output, reduces unnecessary heat generation during charging, improves charging efficiency by 15% compared to chargers, prevents battery capacity degradation caused by current fluctuation. 4. Lightweight Portable Design: Combination of lightweight engineering plastic and compact metal internal parts, flexible bending-resistant cable, easy to carry and store, suitable for outdoor construction, on-site maintenance and home use without occupying extra storage space. 5. Foolproof Polarity Identification: Color-coded metal alligator clips (red for positive, black for negative) with clear marking, allows users to connect battery terminals correctly at one glance, prevents reverse connection damage to batteries and chargers, greatly improves operation safety for inexperienced users. Specifications: Category: Power Tool Accessory / 21V Lithium-ion Battery Charger Material: High Conductivity Metal (Copper Contacts, Plug Pins, Alligator Clips) + Flame-retardant ABS+PC Plastic Size: As The Picture Shows Color: As The Picture Shows Application: For charging 21V lithium-ion batteries of cordless power tools including electric drills, impact wrenches, mini chainsaws, electric screwdrivers, etc, suitable for home DIY, workshop maintenance, outdoor construction, gardening work scenarios Quantity: 1 x Charger (battery is for display only, not included) The merchant warrants that their products comply with all applicable laws, and are offered only if they comply with Joom's policies and EU Product Safety and Compliance laws.