This week on Maker Update: cyberpunk samurai, rolling your own tape echo, sound reactive lighting, all the filaments, and a closer look at salt batteries.

This week on Maker Update, electrifying your kayak, robots with a staring problem, animatronic Catnap, and 3D printing ceramic moulds.

This week on Maker Update: Getting your projects off the ground, The Maker Music festival, Robots with sucky handwriting, Bullet time, Joystick drift, and rare magnets and where to find them.

This week on Maker Update: A battery powered fume extractor, robots made of spiders, hacking a cyberpunk e-bike, and the largest collection of armorer’s tools in the world.

This week on Maker Update: a maritime matrix, an LED katana, a Nerf dart that fires itself, and a floppy disc with its own file browser.

This week on Maker Update: stopping to smell the abstract paintings, elevating your shop storage, bubblewrap bling bags, precise sheet metal parts, automatic wire cutting, and reverse engineering a 3D scan.

This week on Maker Update: text for your chest, a robot that writes on tape, thumb actuated throttles, hot glue gem charms, threaded inserts, and beer crates for your batteries.

This week on Maker Update: An Arduino picture painter, tufting rugs, an RC snow speeder, DIY motion-control camera rigs, a scratch-built industrial robot arm, LED stick person costume, and an answer to the question “should I have used a 555 timer?”

This week on Maker Update, an RGB Kayak, CNC Foam Cutting, artificial sunlight, laser tag, glowing swords, measuring holes, and how to use weird displays.

Tools:

ExpertPower 12V 7 Amp EXP1270 Rechargeable Lead Acid Battery
http://amzn.to/2BAxDkj

Extreme Max Battery Buddy Charger
http://amzn.to/2B3wgK8

Transcript:

Sealed Lead Acid Batteries. In this Cool Tool’s review I’m going to show you why it’s handy to have a 12v, SLA battery around. This one cost me around $20 on Amazon, and you can pick up the same one using the Amazon link in the description, which helps support my videos and the Cool Tools blog.