BT-886 Portable Lithium Battery Capacity Indicator & Voltage Tester

Stay on top of your battery levels with the BT-886 Portable Battery Capacity Indicator — a compact, easy-to-read digital display tester designed to measure lithium battery voltage and charge level at a glance. Whether you're managing power banks, lithium packs, or rechargeable battery setups, this pocket-sized tool gives you instant, accurate readings so you're never caught off guard by a dead battery.

Its slim, lightweight build means it slips easily into a bag, toolbox, or drawer, ready whenever you need it. Available in 2 color options to match your preference, the BT-886 works right out of the box — no complicated setup required. It's an ideal everyday tool for home users, hobbyists, and tech enthusiasts alike.

Key Features

• Digital Display: Clear, easy-to-read screen shows battery capacity and voltage in real time
• Compact & Portable: Lightweight design fits comfortably in your pocket, bag, or toolbox
• Lithium Battery Compatible: Accurately reads lithium battery voltage and charge level
• Plug & Play: No installation needed — works straight out of the box
• 2 Color Options: Choose the style that suits you best
• Durable Build: Reliable construction made for repeated everyday use

Why Choose the BT-886?

Knowing your battery's charge status before you head out — or before a project depends on it — saves time and frustration. The BT-886 Battery Capacity Indicator delivers straightforward, dependable readings in a form factor that's easy to store and use anywhere. It makes a practical addition to any home toolkit and also makes a thoughtful, useful gift for gadget lovers and DIY enthusiasts.

Specifications

• Model: BT-886
• Color: Black (2 options available)
• Battery Type Supported: Lithium
• Display: Digital LCD
• Portability: Compact, handheld design

For general guidance on battery safety and best practices, visit the U.S. Consumer Product Safety Commission — Battery Safety.

Frequently Asked Questions

Q: What does the BT-886 Battery Capacity Indicator do?

A: The BT-886 is a compact digital tester that measures and displays the voltage and charge level of lithium batteries. It gives you an instant, accurate reading so you always know how much power your battery has remaining.

Q: Which battery types is the BT-886 compatible with?

A: The BT-886 is designed specifically for lithium batteries, including common lithium rechargeable packs and cells used in power banks, portable electronics, and DIY projects.

Q: Is the BT-886 Battery Indicator easy to use?

A: Yes — the BT-886 is fully plug-and-play. Simply connect it to your battery and the digital display immediately shows the charge level and voltage. No setup, calibration, or additional tools required.

Q: How portable is the BT-886?

A: Very portable. The BT-886 features a compact, lightweight design that fits in a pocket, small bag, or toolbox with ease, making it convenient to take wherever your projects take you.

Q: Does the BT-886 make a good gift?

A: Absolutely. Its practical design, compact size, and ease of use make it a great gift for hobbyists, makers, tech enthusiasts, or anyone who regularly works with rechargeable lithium batteries.