Update tortoise.md

Author: samuk

tortoise.md

@@ -23,13 +23,11 @@ Make sure you have everything with you according to this table:
 | Olimex ESP32-S3              | [For running MicroROS](https://www.olimex.com/Products/IoT/ESP32-S3/ESP32-S3-DevKit-Lipo/open-source-hardware)                | 1        |
 | BO Motor Wheel            | [65 mm diameter, 25 mm thickness](https://www.aliexpress.com/item/1005005910261919.html)           | 2        |
 | Caster Wheel              | [bearing](https://www.aliexpress.com/item/1005005883966772.html)
-| SD Card                   | [32 GB Class 10 SD Card](https://www.westerndigital.com/products/memory-cards/sandisk-extreme-uhs-i-microsd?sku=SDSQXAF-032G-GN6MA) | 1 |
-| xt60 > barrel  | [barrel connector](https://www.aliexpress.com/item/1005005929917821.html)        | 1        |
-| Li-ion Battery            | [11.1 V 2300 mAh](https://www.aliexpress.com/item/4000598161301.html)                          | 1        |
-| fuse       | [help keep the smoke in](https://www.aliexpress.com/item/33061078323.html)                          | 1        |
-| Battery Charger/ adaptor           | [ 3 Amp DC Adaptor](https://www.aliexpress.com/item/1005003531881703.html)                     | 1        |
-| Battery Splitter           |[Splitter](https://www.aliexpress.com/item/1005001839122224.html)         | 1        |
+| USB powerbank           |[ battery case] (https://www.aliexpress.com/item/1005005637445437.html)         | 1        |
+| 3x 18650           |[Batteries] (https://s.click.aliexpress.com/e/_DdfBurF)         | 1        |
+| USB > Motor driver cable         |[JST cable] (https://www.aliexpress.com/item/1005004192966816.html)         | 1        |
 | Breadboard              | [For mounting ESP32](https://www.aliexpress.com/item/1005001704653648.html)                      | 6        |
+| 2.54mm screw terminals for breadboard         | [For connecting encoder](https://www.aliexpress.com/item/1005001677869988.html)                      | 6        |
 | Hex Spacers               | 45mm height M3 Hex Metal Spacers          | 18       |
 | M3 10 mm Bolts            | [Bolt pack](https://www.aliexpress.com/item/1005002046118328.html)                                          | 40       |
 | M3 25 mm Bolts            | From Bolt pack                                          | 4        |
@@ -42,6 +40,8 @@ Make sure you have everything with you according to this table:
 
 ## 2.2 Assembly
 
+Note this is a work in progress, some of the photos and instructions need updating for the new BOM & ESP32 based control
+
 ### 2.2.1 Assemble Motors & Base
 
 Take the following components: