VC4SL Intelligent Battery Capacity Tester & Charger with Storage Function

Precision Testing & Multi-Battery Compatibility
Accurately measures capacity for 16340, 18650, and 26650 lithium batteries with advanced voltage detection (0-4.5V) and current control (0.5-3A).
Dual Functionality – Test & Charge
Combines a high-efficiency charger with storage mode (auto-discharge to 3.7V) to prolong battery lifespan and ensure safe long-term storage.
OLED Display & User-Friendly Interface
Features a crisp OLED screen for real-time voltage, current, and capacity data. Compact, heat-resistant ABS casing with reinforced contacts for durability.
Ideal for Enthusiasts & Professionals
Perfect for vaping, flashlights, DIY electronics, and battery maintenance. Supports independent charging slots for simultaneous multi-battery handling.
Global Wholesale Advantage
Direct factory pricing, bulk discounts, and fast shipping—trusted by professionals worldwide for reliable power solutions.