Real EV reviews. Smarter purchases.
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Battery reviews, range tests, lithium upgrades, safety notes, and high-voltage EV battery builds.
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April 22, 2025
I installed and tested the Powerful Lithium 72V 50Ah R-Spec Elite Pro battery on my Surron. Here’s how the fit, weight, power delivery, top-speed pulls, charging setup, and real-world range actually felt.
November 14, 2024
I installed and rode the Powerful Lithium 72V 30Ah “Uranus” battery in my EBOX 2.0. Here’s what fitment really takes, how it changes throttle feel, and what to consider before you upgrade.
June 25, 2024
I put a 72V 30Ah Powerful Lithium battery on an EGO mini bike and rode river roads to see real range, speed, and ride feel. Here’s what I got, what I liked, and what to watch for.
May 14, 2024
I worked with Powerful Lithium on a real upgrade strategy for the EGO Power+ Mini Bike—why a controller-only mod isn’t the move, how voltage sag kills performance, and what a full battery/controller/motor package looks like.
June 30, 2023
I upgraded my Zooz UU750 from the stock 48V pack to a 52V 20Ah battery and tested the real-world ride feel. Here’s what changed—torque, speed, range, and the few things to watch out for.
March 1, 2023
I installed and tested ChiBatterySystems’ 66V 42.5Ah Gladiator Compact on my Sur-Ron with both a stock controller and a BAC4000. Here’s how it felt for power, throttle, and real-world speed.
January 6, 2023
I spent time with ChiBatterySystems, checked out how their Gen 2 packs are built, and tested the Gladiator 66 Compact Sur-Ron battery. Here’s what changed, how it fits, and what the extra punch feels like in real riding.
April 19, 2022
I installed ChiBatterySystems’ 72V 55Ah Rebel Touring battery on my Onyx RCR, did a cold-weather distance test, and came away impressed with the smoother power delivery and huge range potential—without needing a battery cover mod.
November 25, 2021
I upgraded my Sur-Ron X with ChiBatterySystems’ 72V 38.25Ah Gladiator X battery and Green Line Engineering’s ASI BAC4000 kit. Here’s how the install went, how it rides in the real world, and what to consider before going 72V.