Instruction Manuel for PRO290

•Charges two or four AA / AAA NiCd or NiMH batteries

•Convenient fold-down / flip-up AC plug

•Charges N iCd batteries in 4 – 5 hours, NiMH in 6 -8 hours

•Highest rated Nickel-Metal Hydride technology – up to twice the capacity of NiCd’s

•NoMEM Technology – charge batteries as often as you want with no memory effect.

•Lenmar batteries are environmentally friendly – no toxic cadmium

1.Remove clear plastic battery spacer before use.

2.Insert 2 or 4 rechargeable batteries; if inserting 2 batteries, use the 2 left hand or 2 right hand slots.

3.Red LED indicates charging

4.Remove battery after about 8 hours

Another power solution from Lenmar, makers of innovative chargers including the award winning Mach 1 Speed Chargers, batteries and accessories for camcorders, digital cameras, laptops, cellular and cordless phones, DVDs, PDAs, and other portable electronic devices. Check out entire product line at www.poweredbylenmar.com

Your Lenmar battery charger is warranted to be free of defective parts and workmanship for 2 years from the original date of purchase. Warranties are not transferable. The warranty excludes damage resulting from accident, misuse, modification, delay or loss of use, or damage to equipment. To obtain warranty information, visit our website or call

(800) 424-2703

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Lenmar Enterprises PRO290B warranty Instruction Manuel for PRO290, 800
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PRO290B specifications

Lenmar Enterprises PRO290B is an innovative power solution designed to provide users with a reliable and efficient source of energy for their devices. As a popular choice among tech enthusiasts and professionals alike, the PRO290B stands out due to its advanced features and robust performance.

One of the standout characteristics of the PRO290B is its high-capacity lithium-ion battery, which delivers a powerful 29,000 mAh. This remarkable capacity ensures that users can keep their devices charged without the need for frequent recharging. Whether for a long road trip, a day of outdoor activities, or simply being away from a traditional power source, the PRO290B can comfortably supply power to smartphones, tablets, cameras, and other USB-powered devices multiple times on a single charge.

Equipped with multiple output ports, including USB-A and USB-C, the PRO290B allows for charging multiple devices simultaneously. This multi-port functionality means that users can power up several devices at once without compromising charging speed or efficiency. The incorporation of USB-C technology also facilitates faster data transfer and charging speeds, making it a versatile option for various modern gadgets.

The PRO290B features advanced safety technologies, including overcharge protection and short-circuit prevention. This ensures the safety of both the device being charged and the power bank itself, providing peace of mind for users. Its intelligent charging technology optimizes power delivery based on the connected device’s requirements, maximizing efficiency and minimizing power loss.

In terms of design, the Lenmar Enterprises PRO290B is both sleek and portable. Its compact form factor makes it easy to carry in a backpack or purse, and the durable exterior ensures that it can withstand everyday use and the rigors of travel. Additionally, the power bank is equipped with an LED display that provides users with information about the remaining battery life, making it easy to monitor power levels at a glance.

Compatibility is another strong point of the PRO290B, as it is designed to work seamlessly with a wide range of devices from various manufacturers. This universal compatibility makes it a go-to power solution for users with diverse electronic needs.

Overall, the Lenmar Enterprises PRO290B combines high-capacity performance, advanced safety features, and a sleek design, making it an ideal choice for anyone looking to ensure their devices maintain a charge throughout the day. Whether for travel, work, or leisure, it stands out in the competitive power bank market as a reliable and efficient solution.
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