Kzreect DBI350 350W Pure Sine Wave Inverter with Dual-Battery Switching
Product description
Need AC power and device charging from compatible DeWalt 20V battery packs? The Kzreect DBI350 combines two 120V AC outlets with USB-C and USB-A ports, so you can power selected electronics and charge everyday devices from one inverter. Its dual-battery design switches automatically between two installed batteries, while a built-in LED adds light for campsites, roadside stops or an unexpected outage.
If your priority is AC power for equipment such as a CPAP machine or laptop, the pure sine wave output is a key feature. For a setup centred on phones and tablets, the multiple USB ports offer a direct charging option.
Specifications
- Name: Kzreect DBI350
- Type: Battery-powered pure sine wave inverter
- AC output: 120V, up to 350W combined across both outlets
- USB connectivity: 140W USB-C PD3.1 input/output, 65W USB-C and two 18W USB-A ports
- Battery compatibility: DeWalt 20V battery packs, supports one or two
- LED light: 600LM with three brightness levels, Strobe and SOS modes
- Protection: Overload, short circuit, overheating and over-discharge protection
- What’s included: 240W USB-C charging cable
The 350W maximum is shared by the two AC outlets, making the inverter useful for powering a compatible device or a modest combination of loads within that total. Pure sine wave output is designed for sensitive electronics, including laptops, projectors and CPAP machines. For USB charging, the 140W USB-C port can handle compatible higher-power devices, while the additional USB-C and USB-A ports provide options for smaller electronics.
Compatibility
The DBI350 works with DeWalt 20V battery packs, and its two battery slots support automatic switching between installed packs. Batteries are not included, so plan to use compatible packs you already have or select them separately. For best results, the product information recommends batteries rated at 4Ah or larger.
This setup suits people who want to use their compatible tool batteries for more than tool power. For example, at a campsite, the AC outlets can serve a compatible laptop while the USB ports charge a phone, with the integrated LED available for lighting. Keep the total AC load within 350W. AC and USB outputs are disabled while installed batteries are being charged.
Practical tips
Use the port that matches the device: the 140W USB-C PD3.1 port supports both input and output, while the second USB-C port provides up to 65W and each USB-A port up to 18W. Confirm that the device and cable support the charging level you intend to use. The included 240W USB-C cable is intended for charging connections.
The LED offers three brightness settings as well as Strobe and SOS modes, giving the inverter a practical role when setting up after dark or dealing with a roadside stop. Built-in overload, short-circuit, overheating and over-discharge protections, together with an intelligent cooling fan, support day-to-day operation. Buyer feedback highlights usefulness for CPAP machines and device charging, while experiences with auto-switching and USB power delivery are mixed.
Questions before you buy
Can it power a CPAP machine? The product is described for CPAP use and provides up to 350W of pure sine wave AC output. Check that the machine’s power requirements fit within the inverter’s output limit.
Can it charge its installed batteries? Yes. The 140W USB-C1 port supports input, with battery recharging listed at up to 7A. The AC and USB outputs are disabled while the batteries are charging.
Does it include batteries? No. Compatible DeWalt 20V battery packs are required and must be supplied separately.
Buying verdict
Choose the Kzreect DBI350 if you want one battery-powered unit for 120V AC, several USB charging options and emergency lighting. Its clearest advantage is the combination of pure sine wave output, dual-battery support and a multi-mode 600LM LED, making it a practical choice for compatible electronics at a campsite, in a vehicle or during a power outage.